<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <ul>
        <li>患者
            <ol><li><a href="Patient_add.html" target="right">患者注册</a> </li>
                <li><a href="Patient_longin.html" target="right">患者预约</a> </li>
                <li><a href="Patient_longin2.html" target="right">患者的预约</a> </li>
            </ol>
        </li>
        <li>医生
            <ol>
                <li><a href="Doctor_add.html" target="right">医生注册</a> </li>
                <li><a href="Doctor_longin.html" target="right">查看预约</a> </li>

            </ol>
        </li>
        <li>管理员
        <ol>
            <li><a href="Admin_longin.html" target="right">医生管理</a> </li>

            <li><a href="Admin_longin2.html" target="right">患者查询</a> </li>
        </ol>



        </li>
    </ul>
</body>
</html>